Searched refs:uffdio_copy (Results 1 – 6 of 6) sorted by relevance
| /Linux-v5.10/tools/testing/selftests/powerpc/tm/ |
| D | tm-signal-pagefault.c | 87 struct uffdio_copy uffdio_copy; in fault_handler_thread() local
122 uffdio_copy.dst = msg.arg.pagefault.address & ~(pagesize-1); in fault_handler_thread()
124 offset = (char *) uffdio_copy.dst - uf_mem; in fault_handler_thread()
125 uffdio_copy.src = (unsigned long) &backing_mem[offset]; in fault_handler_thread()
127 uffdio_copy.len = pagesize; in fault_handler_thread()
128 uffdio_copy.mode = 0; in fault_handler_thread()
129 uffdio_copy.copy = 0; in fault_handler_thread()
130 if (ioctl(uffd, UFFDIO_COPY, &uffdio_copy) == -1) { in fault_handler_thread()
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| /Linux-v5.10/tools/testing/selftests/vm/ |
| D | userfaultfd.c | 475 static void retry_copy_page(int ufd, struct uffdio_copy *uffdio_copy, in retry_copy_page() argument
478 uffd_test_ops->alias_mapping(&uffdio_copy->dst, in retry_copy_page()
479 uffdio_copy->len, in retry_copy_page()
481 if (ioctl(ufd, UFFDIO_COPY, uffdio_copy)) { in retry_copy_page()
483 if (uffdio_copy->copy != -EEXIST) { in retry_copy_page()
485 uffdio_copy->copy); in retry_copy_page()
490 uffdio_copy->copy); exit(1); in retry_copy_page()
496 struct uffdio_copy uffdio_copy; in __copy_page() local
502 uffdio_copy.dst = (unsigned long) area_dst + offset; in __copy_page()
503 uffdio_copy.src = (unsigned long) area_src + offset; in __copy_page()
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| /Linux-v5.10/fs/ |
| D | userfaultfd.c | 1666 struct uffdio_copy uffdio_copy; in userfaultfd_copy() local
1667 struct uffdio_copy __user *user_uffdio_copy; in userfaultfd_copy()
1670 user_uffdio_copy = (struct uffdio_copy __user *) arg; in userfaultfd_copy()
1677 if (copy_from_user(&uffdio_copy, user_uffdio_copy, in userfaultfd_copy()
1679 sizeof(uffdio_copy)-sizeof(__s64))) in userfaultfd_copy()
1682 ret = validate_range(ctx->mm, &uffdio_copy.dst, uffdio_copy.len); in userfaultfd_copy()
1691 if (uffdio_copy.src + uffdio_copy.len <= uffdio_copy.src) in userfaultfd_copy()
1693 if (uffdio_copy.mode & ~(UFFDIO_COPY_MODE_DONTWAKE|UFFDIO_COPY_MODE_WP)) in userfaultfd_copy()
1696 ret = mcopy_atomic(ctx->mm, uffdio_copy.dst, uffdio_copy.src, in userfaultfd_copy()
1697 uffdio_copy.len, &ctx->mmap_changing, in userfaultfd_copy()
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| /Linux-v5.10/include/uapi/linux/ |
| D | userfaultfd.h | 71 struct uffdio_copy)
207 struct uffdio_copy { struct
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| /Linux-v5.10/tools/testing/selftests/kvm/ |
| D | demand_paging_test.c | 80 struct uffdio_copy copy; in handle_uffd_page_request()
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| /Linux-v5.10/Documentation/admin-guide/mm/ |
| D | userfaultfd.rst | 106 (unless ``uffdio_copy.mode & UFFDIO_COPY_MODE_DONTWAKE`` is set).
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